What does this command string do?
find / -size -10K -exec ls -l {} \;
It finds all files in the file system smaller than 10k and long lists them using the ls command.
It finds all files in the / directory of size 10k and long lists them.
It finds all files of size 10k using ls -l and hands them off to the find command to display.
It finds all files larger than 10k and long lists them using the ls command.